/* Ticket #5（04）：NPC 对话面板 — 只属于本 ticket，禁止其他 ticket 修改 */

.npc-nav-chip {
  cursor: pointer;
  font-family: inherit;
}
.npc-nav-chip:hover {
  color: var(--ark-text);
  border-color: var(--ark-accent);
}

.npc-panel {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 12px;
  margin-top: 12px;
  min-height: 480px;
}

/* 侧栏：6 个 NPC 头像切换 */
.npc-sidebar {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--ark-bg-panel);
  border: 1px solid var(--ark-border);
  border-radius: 10px;
  padding: 10px;
}

.npc-role-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--ark-text);
  font-family: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.npc-role-btn:hover {
  background: var(--ark-bg-card);
  border-color: var(--ark-border);
}
.npc-role-btn.active {
  background: var(--ark-bg-card);
  border-color: var(--ark-accent);
  box-shadow: 0 0 10px rgba(79, 216, 255, 0.12);
}

.npc-avatar {
  font-size: 22px;
  line-height: 1;
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--ark-bg);
  border: 1px solid var(--ark-border);
  flex: none;
}
.npc-role-name {
  font-weight: 600;
  white-space: nowrap;
}

/* 对话区 */
.npc-chat-area {
  display: flex;
  flex-direction: column;
  background: var(--ark-bg-panel);
  border: 1px solid var(--ark-border);
  border-radius: 10px;
  overflow: hidden;
  min-width: 0;
}

.npc-chat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--ark-border);
  background: var(--ark-bg-card);
}
.npc-chat-name {
  font-weight: 700;
  font-size: 15px;
}
.npc-chat-sub {
  font-size: 12px;
  color: var(--ark-text-dim);
}

.npc-chat-list {
  flex: 1;
  min-height: 320px;
  max-height: 52vh;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.npc-bubble {
  max-width: 78%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}
.npc-bubble--npc {
  align-self: flex-start;
  background: var(--ark-bg-card);
  border: 1px solid var(--ark-border);
  border-bottom-left-radius: 4px;
}
.npc-bubble--user {
  align-self: flex-end;
  background: rgba(79, 216, 255, 0.14);
  border: 1px solid rgba(79, 216, 255, 0.35);
  border-bottom-right-radius: 4px;
}
.npc-bubble--typing {
  color: var(--ark-text-dim);
  border-style: dashed;
}

/* 输入区 */
.npc-composer {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--ark-border);
  background: var(--ark-bg-card);
}
.npc-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--ark-border);
  border-radius: 8px;
  background: var(--ark-bg);
  color: var(--ark-text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease;
}
.npc-input:focus {
  border-color: var(--ark-accent);
}
.npc-send-btn {
  padding: 8px 18px;
  border: 1px solid var(--ark-accent);
  border-radius: 8px;
  background: transparent;
  color: var(--ark-accent);
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.npc-send-btn:hover {
  background: var(--ark-accent);
  color: #0a0e1a;
}
.npc-send-btn:disabled,
.npc-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 窄屏：侧栏横排 */
@media (max-width: 720px) {
  .npc-panel {
    grid-template-columns: 1fr;
  }
  .npc-sidebar {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .npc-role-btn {
    flex: 1 1 auto;
    justify-content: center;
  }
  .npc-bubble {
    max-width: 92%;
  }
}